Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"hai luong duy snippets" » "hai duong duy snippets", "hai long duy snippets", "dai luong duy snippets", "hai luong duc snippets", "hai luong du snippets", "hai luong quy snippets", "hai luong duy slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("hai luong duy snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai luong duy snippets") OR ("using java java snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( hai luong duy snippets ) or ( using java java snippets ))) or ( locating bug code snippets ))*.